/**
 * Text a Somm - Main Stylesheet
 * Luxury wine aesthetic with mobile-first responsive design
 */

/* ============================================
   CSS Variables / Design Tokens
   ============================================ */
:root {
  /* Wine-inspired color palette */
  --wine-burgundy: #722F37;
  --wine-deep: #4A1C21;
  --wine-light: #9B4D54;
  --wine-blush: #E8D5D5;
  
  --cream: #FAF7F2;
  --cream-dark: #F0EBE3;
  --ivory: #FFFEF9;
  
  --gold: #C9A227;
  --gold-light: #E8D48A;
  --gold-dark: #8B7019;
  
  --charcoal: #2D2D2D;
  --slate: #5A5A5A;
  --silver: #9B9B9B;
  
  /* Semantic colors */
  --success: #3D7C47;
  --warning: #C9A227;
  --error: #C13B3B;
  --info: #4A6FA5;
  
  /* Typography */
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Spacing scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
  --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 400ms ease;
  
  /* Layout */
  --sidebar-width: 260px;
  --topbar-height: 64px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--charcoal);
  background-color: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.3;
  color: var(--wine-deep);
}

h1 { font-size: 1.75rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

a {
  color: var(--wine-burgundy);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--wine-deep);
}

button {
  font-family: var(--font-body);
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================
   App Layout
   ============================================ */
.app-container {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
}

/* ============================================
   Sidebar
   ============================================ */
.sidebar {
  position: fixed;
  left: 0;
  top: 0;
  width: var(--sidebar-width);
  height: 100vh;
  height: 100dvh;
  background: linear-gradient(180deg, var(--wine-deep) 0%, var(--wine-burgundy) 100%);
  color: var(--cream);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
}

.sidebar.open {
  transform: translateX(0);
}

.sidebar-header {
  padding: var(--space-lg);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.logo-icon {
  font-size: 1.5rem;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.sidebar-nav {
  flex: 1;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  color: rgba(255, 255, 255, 0.75);
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  font-size: 0.95rem;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--cream);
}

.nav-item.active {
  background: rgba(255, 255, 255, 0.15);
  color: var(--cream);
}

.nav-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.nav-badge {
  margin-left: auto;
  background: var(--gold);
  color: var(--wine-deep);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.expert-info {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex: 1;
}

.expert-avatar {
  width: 36px;
  height: 36px;
  background: var(--gold);
  color: var(--wine-deep);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.9rem;
}

.expert-details {
  display: flex;
  flex-direction: column;
}

.expert-name {
  font-size: 0.9rem;
  font-weight: 500;
}

.expert-role {
  font-size: 0.75rem;
  opacity: 0.7;
}

.logout-btn {
  padding: var(--space-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast);
}

.logout-btn:hover {
  color: var(--cream);
}

.logout-btn svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   Main Content Area
   ============================================ */
.main-content {
  flex: 1;
  margin-left: 0;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

/* ============================================
   Top Bar
   ============================================ */
.top-bar {
  position: sticky;
  top: 0;
  height: var(--topbar-height);
  background: var(--ivory);
  border-bottom: 1px solid var(--cream-dark);
  display: flex;
  align-items: center;
  padding: 0 var(--space-md);
  gap: var(--space-md);
  z-index: 50;
}

.menu-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  padding: var(--space-sm);
  border-radius: var(--border-radius);
  transition: background var(--transition-fast);
}

.menu-toggle:hover {
  background: var(--cream-dark);
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--charcoal);
  border-radius: 1px;
  transition: all var(--transition-fast);
}

.top-bar-title {
  flex: 1;
}

.top-bar-title h1 {
  font-size: 1.125rem;
  font-weight: 500;
}

.top-bar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.status-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.status-toggle.available {
  background: rgba(61, 124, 71, 0.1);
  color: var(--success);
}

.status-toggle.unavailable {
  background: rgba(155, 155, 155, 0.1);
  color: var(--silver);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

/* ============================================
   Page Content
   ============================================ */
.page-content {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
}

/* ============================================
   Overlay
   ============================================ */
.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 90;
}

.overlay.active {
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--ivory);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--cream-dark);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--wine-deep);
}

.card-body {
  padding: var(--space-md);
}

/* ============================================
   Dashboard Sections
   ============================================ */
.dashboard-grid {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--wine-deep);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.section-badge {
  background: var(--wine-burgundy);
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.125rem 0.5rem;
  border-radius: 10px;
}

/* ============================================
   Request Cards
   ============================================ */
.request-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.request-card {
  background: var(--ivory);
  border-radius: var(--border-radius-lg);
  padding: var(--space-md);
  box-shadow: var(--shadow-sm);
  border-left: 4px solid var(--wine-burgundy);
  transition: all var(--transition-fast);
}

.request-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.request-card.active {
  border-left-color: var(--success);
}

.request-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

.request-restaurant {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--wine-deep);
}

.request-time {
  font-size: 0.8rem;
  color: var(--silver);
}

.request-preview {
  font-size: 0.9rem;
  color: var(--slate);
  margin-bottom: var(--space-md);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.request-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.meta-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8rem;
  padding: var(--space-xs) var(--space-sm);
  background: var(--cream);
  border-radius: 4px;
  color: var(--slate);
}

.request-actions {
  display: flex;
  gap: var(--space-sm);
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--border-radius);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background: var(--wine-burgundy);
  color: var(--cream);
}

.btn-primary:hover {
  background: var(--wine-deep);
  color: var(--cream);
}

.btn-secondary {
  background: var(--cream-dark);
  color: var(--charcoal);
}

.btn-secondary:hover {
  background: var(--wine-blush);
}

.btn-gold {
  background: var(--gold);
  color: var(--wine-deep);
}

.btn-gold:hover {
  background: var(--gold-dark);
  color: var(--cream);
}

.btn-sm {
  padding: var(--space-xs) var(--space-sm);
  font-size: 0.85rem;
}

.btn-full {
  width: 100%;
}

/* ============================================
   Stats Cards
   ============================================ */
.stats-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.stat-card {
  background: var(--ivory);
  padding: var(--space-md);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
}

.stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 600;
  color: var(--wine-burgundy);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--slate);
  margin-top: var(--space-xs);
}

/* ============================================
   Empty States
   ============================================ */
.empty-state {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--slate);
}

.empty-state-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
  opacity: 0.5;
}

.empty-state-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  color: var(--wine-burgundy);
  margin-bottom: var(--space-sm);
}

.empty-state-text {
  font-size: 0.95rem;
  max-width: 280px;
  margin: 0 auto;
}

/* ============================================
   Conversation View
   ============================================ */
.conversation-container {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--topbar-height) - var(--space-md) * 2);
  height: calc(100dvh - var(--topbar-height) - var(--space-md) * 2);
  background: var(--ivory);
  border-radius: var(--border-radius-lg);
  overflow: hidden;
}

.conversation-header {
  padding: var(--space-md);
  border-bottom: 1px solid var(--cream-dark);
  background: var(--cream);
}

.conversation-guest {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.guest-avatar {
  width: 44px;
  height: 44px;
  background: var(--wine-blush);
  color: var(--wine-burgundy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.guest-info h2 {
  font-size: 1rem;
  margin-bottom: 2px;
}

.guest-phone {
  font-size: 0.85rem;
  color: var(--slate);
}

.conversation-context {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.messages-area {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.message {
  max-width: 85%;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius-lg);
  position: relative;
}

.message-guest {
  align-self: flex-start;
  background: var(--cream);
  border-bottom-left-radius: 4px;
}

.message-expert {
  align-self: flex-end;
  background: var(--wine-burgundy);
  color: var(--cream);
  border-bottom-right-radius: 4px;
}

.message-system {
  align-self: center;
  background: transparent;
  color: var(--silver);
  font-size: 0.85rem;
  font-style: italic;
}

.message-time {
  font-size: 0.7rem;
  opacity: 0.7;
  margin-top: var(--space-xs);
}

.message-image {
  max-width: 100%;
  border-radius: var(--border-radius);
  margin-top: var(--space-sm);
}

.compose-area {
  padding: var(--space-md);
  border-top: 1px solid var(--cream-dark);
  background: var(--cream);
}

.compose-form {
  display: flex;
  gap: var(--space-sm);
}

.compose-input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--cream-dark);
  border-radius: 24px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  resize: none;
  min-height: 44px;
  max-height: 120px;
  outline: none;
  transition: border-color var(--transition-fast);
}

.compose-input:focus {
  border-color: var(--wine-burgundy);
}

.compose-send {
  width: 44px;
  height: 44px;
  background: var(--wine-burgundy);
  color: var(--cream);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  flex-shrink: 0;
}

.compose-send:hover {
  background: var(--wine-deep);
}

.compose-send svg {
  width: 20px;
  height: 20px;
}

/* ============================================
   Login Page
   ============================================ */
.login-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  background: linear-gradient(135deg, var(--wine-deep) 0%, var(--wine-burgundy) 100%);
}

.login-card {
  width: 100%;
  max-width: 400px;
  background: var(--ivory);
  border-radius: var(--border-radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-xl);
}

.login-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.login-logo {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.login-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--wine-deep);
  margin-bottom: var(--space-xs);
}

.login-subtitle {
  color: var(--slate);
  font-size: 0.95rem;
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--charcoal);
  margin-bottom: var(--space-xs);
}

.form-input {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid var(--cream-dark);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--wine-burgundy);
  box-shadow: 0 0 0 3px var(--wine-blush);
}

.form-error {
  background: rgba(193, 59, 59, 0.1);
  color: var(--error);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

/* ============================================
   Sub-navigation
   ============================================ */
.nav-sub {
  display: flex;
  flex-direction: column;
  padding-left: calc(var(--space-md) + 20px + var(--space-md));
  gap: var(--space-xs);
  margin-top: calc(-1 * var(--space-xs));
  margin-bottom: var(--space-xs);
}

.nav-sub-item {
  display: block;
  padding: var(--space-xs) var(--space-md);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  border-left: 2px solid transparent;
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
  transition: all var(--transition-fast);
}

.nav-sub-item:hover {
  color: var(--cream);
  background: rgba(255, 255, 255, 0.05);
}

.nav-sub-item.active {
  color: var(--cream);
  border-left-color: var(--gold);
  background: rgba(255, 255, 255, 0.08);
}

/* ============================================
   Data Tables
   ============================================ */
.data-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.data-table th {
  background: var(--wine-deep);
  color: var(--cream);
  font-weight: 500;
  text-align: left;
  padding: var(--space-sm) var(--space-md);
  position: sticky;
  top: 0;
  z-index: 1;
  white-space: nowrap;
}

.data-table td {
  padding: var(--space-sm) var(--space-md);
  border-bottom: 1px solid var(--cream-dark);
  vertical-align: middle;
}

.data-table tr:hover {
  background: var(--cream);
}

.data-table a {
  color: inherit;
}

/* ============================================
   Filter / Search Bar
   ============================================ */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.filter-pills {
  display: flex;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.filter-pill {
  display: inline-flex;
  align-items: center;
  padding: var(--space-xs) var(--space-md);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 20px;
  background: var(--cream-dark);
  color: var(--charcoal);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-pill:hover {
  background: var(--wine-blush);
}

.filter-pill.active {
  background: var(--wine-burgundy);
  color: var(--cream);
}

.search-input {
  padding: var(--space-xs) var(--space-md);
  border: 1px solid var(--cream-dark);
  border-radius: var(--border-radius);
  font-family: var(--font-body);
  font-size: 0.85rem;
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-width: 180px;
}

.search-input:focus {
  border-color: var(--wine-burgundy);
  box-shadow: 0 0 0 3px var(--wine-blush);
}

/* ============================================
   Status Badges
   ============================================ */
.status-badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 10px;
  white-space: nowrap;
  line-height: 1.5;
}

.status-badge--pending {
  background: rgba(200, 162, 39, 0.15);
  color: var(--gold-dark);
}

.status-badge--claimed {
  background: rgba(74, 111, 165, 0.12);
  color: var(--info);
}

.status-badge--active {
  background: rgba(61, 124, 71, 0.12);
  color: var(--success);
}

.status-badge--resolved {
  background: rgba(155, 155, 155, 0.15);
  color: var(--slate);
}

.status-badge--abandoned {
  background: rgba(193, 59, 59, 0.12);
  color: var(--error);
}

.status-badge--opted-out {
  background: rgba(193, 59, 59, 0.12);
  color: var(--error);
}

.status-badge--subscribed {
  background: rgba(61, 124, 71, 0.12);
  color: var(--success);
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
  margin-top: var(--space-lg);
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 var(--space-sm);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: var(--border-radius);
  color: var(--charcoal);
  background: var(--ivory);
  border: 1px solid var(--cream-dark);
  transition: all var(--transition-fast);
}

.pagination a:hover {
  background: var(--wine-blush);
  border-color: var(--wine-blush);
  color: var(--wine-deep);
}

.pagination .active {
  background: var(--wine-burgundy);
  color: var(--cream);
  border-color: var(--wine-burgundy);
}

/* ============================================
   User Profile
   ============================================ */
.profile-header {
  background: var(--ivory);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-lg);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.profile-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.preference-tag {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  background: var(--cream-dark);
  color: var(--slate);
  border-radius: 10px;
  margin-right: var(--space-xs);
  margin-bottom: var(--space-xs);
}

/* ============================================
   Desktop Styles (768px+)
   ============================================ */
@media (min-width: 768px) {
  .sidebar {
    transform: translateX(0);
  }
  
  .main-content {
    margin-left: var(--sidebar-width);
  }
  
  .menu-toggle {
    display: none;
  }
  
  .page-content {
    padding: var(--space-xl);
  }
  
  .dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
  }
  
  .stats-row {
    grid-template-columns: repeat(4, 1fr);
  }
  
  .request-card {
    padding: var(--space-lg);
  }
  
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  
  .conversation-container {
    height: calc(100vh - var(--topbar-height) - var(--space-xl) * 2);
    height: calc(100dvh - var(--topbar-height) - var(--space-xl) * 2);
  }
  
  .message {
    max-width: 60%;
  }

  .data-table-wrap {
    overflow-x: visible;
  }

  .data-table {
    font-size: 0.95rem;
  }
}

/* ============================================
   Large Desktop (1200px+)
   ============================================ */
@media (min-width: 1200px) {
  .page-content {
    max-width: 1400px;
    margin: 0 auto;
  }
}

/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-muted { color: var(--slate); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mb-md { margin-bottom: var(--space-md); }
.flex { display: flex; }
.gap-sm { gap: var(--space-sm); }
.hidden { display: none !important; }

/* Touch-friendly tap targets */
@media (pointer: coarse) {
  .btn, .nav-item, .request-card {
    min-height: 44px;
  }
}

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}